System1, Inc. (NYSE: SST) is a customer acquisition and advertising technology company that accessed the public markets through a business combination with Trebia Acquisition Corp., a blank-check vehicle that completed its initial public offering in 2020. Trebia was co-sponsored by Trasimene Capital Management and Cannae Holdings, both affiliated with financial executive William Foley. System1 operates in the digital marketing sector, connecting advertisers with high-intent consumers across owned-and-operated media properties and a proprietary technology platform. The 10-Q filed November 12, 2020, reflects the SPAC's early post-IPO reporting period, prior to the business combination closing. Sign up for SpacDesk to access the full filing history, deal timeline, and analytics on SST.